Gree NCHS2D Owner's Manual page 30

(4) When multiple drainage pipes are connected together, connection pipes as shown in
Fig.4.3.4 or Fig.4.3.5.
(5) Install the trap as shown in Fig.4.3.6.
(6) One trap should be installed for every unit.
(7) Convenience for cleaning trap in the future should be considered when installing it.
(8) Horizontal pipe can't be connected to the vertical pipe at the same horizontal height. Please
see below figure for the connection method:
No1: Three-way connection of drainage hose joint as shown in Fig.4.3.7;
No2: Down elbow connection as shown in Fig.4.3.8;
No3: Set into horizontal pipe as show in Fig.4.3.9.
Fig.4.3.7
Fig.4.3.4
Fig.4.3.5
Fig.4.3.6
Fig.4.3.8
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GMV6 HR Mode Exchange Box
Fig.4.3.9
Unit：mm
Unit：mm